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231011341 = 11101207931
BaseRepresentation
bin11011100010011…
…11010000001101
3121002200120222121
431301033100031
5433114330331
634531212541
75503364311
oct1561172015
9532616877
10231011341
11109444270
1265447151
1338b24702
1422975b41
1515432c11
hexdc4f40d

231011341 has 8 divisors (see below), whose sum is σ = 254508768. Its totient is φ = 207930000.

The previous prime is 231011321. The next prime is 231011353. The reversal of 231011341 is 143110132.

231011341 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 231011341 - 25 = 231011309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231011311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102855 + ... + 105076.

It is an arithmetic number, because the mean of its divisors is an integer number (31813596).

Almost surely, 2231011341 is an apocalyptic number.

It is an amenable number.

231011341 is a deficient number, since it is larger than the sum of its proper divisors (23497427).

231011341 is a wasteful number, since it uses less digits than its factorization.

231011341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208043.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 231011341 is about 15199.0572405001. The cubic root of 231011341 is about 613.5892850749.

Adding to 231011341 its reverse (143110132), we get a palindrome (374121473).

It can be divided in two parts, 23101 and 1341, that added together give a palindrome (24442).

The spelling of 231011341 in words is "two hundred thirty-one million, eleven thousand, three hundred forty-one".

Divisors: 1 11 101 1111 207931 2287241 21001031 231011341